Nelson, Toby (2018). "Quote counts as a success metric: quantifying a criticism of Voice of America". Journal of International Communication. 25: 1–21. doi:10.1080/13216597.2018.1517658. S2CID158383051.
Nelson, Toby (2018). "Quote counts as a success metric: quantifying a criticism of Voice of America". Journal of International Communication. 25: 1–21. doi:10.1080/13216597.2018.1517658. S2CID158383051.